APA (7th ed.) Citation

Dalen, J. E., & Alpert, J. S. (1990). Enfermedad Valvular Cardiaca.

Chicago Style (17th ed.) Citation

Dalen, James E., and Josept S. Alpert. Enfermedad Valvular Cardiaca. 1990.

MLA (9th ed.) Citation

Dalen, James E., and Josept S. Alpert. Enfermedad Valvular Cardiaca. 1990.

Warning: These citations may not always be 100% accurate.